The National Library of China provides free access to the content in the 古籍资源 section of their Digital collections of Ancient books
The collection includes 文研汉籍影像库、法藏敦煌遗书、哈佛大学善本特藏、天津图书馆古籍、云南图书馆古籍、上海图书馆家谱、数字古籍、赵城金藏、中华医药典籍、碑帖菁华、敦煌遗珍、甲骨世界、年画撷英、前尘旧影、数字方志、宋人文集、西夏论著、西夏文献、中华古籍善本联合书目、徽州家谱20个资源库.
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National Library of China Digital Collections – Ancient books
The licensed databases may only be used for personal and scientific purposes, as well as for research and educational purposes. It is strictly forbidden to change, rewrite, systematically copy, redistribute, sell, publish or in any way use the material for commercial purposes.
Systematic and/or automated duplication of content, such as but not limited to, text-mining and data-mining is not allowed without prior consent from NIAS. Please contact the NIAS Library for further information.